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ARM64 Library: Add macro to invalidate stage 1 TLB entries at current EL

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BUG=chrome-os-partner:33962
BRANCH=None
TEST=Compiles successfully for ryu.

Signed-off-by: Furquan Shaikh <furquan@google.com>
Change-Id: I60d77456573a2a1e854d9f3ca730237acfb77728
Reviewed-on: https://chromium-review.googlesource.com/231698
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: Furquan Shaikh <furquan@chromium.org>
Commit-Queue: Furquan Shaikh <furquan@chromium.org>
This commit is contained in:
Furquan Shaikh 2014-11-24 15:12:12 -08:00 • committed by chrome-internal-fetch
commit 1e43a081f7
1 changed files with 15 additions and 0 deletions
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15
src/arch/arm64/include/armv8/arch/lib_helpers.h
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@ -247,6 +247,21 @@
402:
.endm
/* Macro to invalidate all stage 1 TLB entries for current EL */
.macro tlbiall_current temp
switch_el \temp, 401f, 402f, 403f
401:
tlbi alle1
b 404f
402:
tlbi alle2
b 404f
403:
tlbi alle3
b 404f
404:
.endm
#else
#include <stdint.h>